132
259
313
411
Correct answer is B
sinx=oppHyp=45
52 = 42 + adj2
adj2 = 25 - 16 = 9
adj = √9 = 3
tanx=43
cotx=143=34
cot2x=(34)2=916
cscx=1sinx
= 145=54
csc2x=(54)2=2516
∴
= \frac{25}{16} \div \frac{9}{16}
= \frac{25}{9}
Evaluate log_{10}5 + log_{10}20...
Find the distance between the points C(2, 2) and D(5, 6)....
Without using tables, find the value of \(\frac{\sin 20°}{\cos 70°} + \frac{\cos 25°}{\s...
If x km/h = y m/s, then y =...
Solve the equation 4/a + 1/5a = 3 ...
Find the integral values of x and y satisfying the inequality 3y + 5x \leq 15, given that y >...
Find the common ratio in the GP: log 3, log 9, log 81 .......... ...